volition vs option

volition and option both are nouns.

Word	Noun	Adjective	Verb	Adverb
volition	Yes	No	No	No
option	Yes	No	No	No

As nouns, option is a hypernym of volition; that is, option is a word with a broader meaning than volition:

Other hypernyms of volition include choice, pick, selection.

volition (noun)	option (noun)
the act of making a choice	the act of choosing or selecting
the capability of conscious choice and decision and intention	one of a number of things from which only one can be chosen
	the right to buy or sell property at an agreed price; the right is purchased and if it is not exercised by a stated date the money is forfeited